/* ── Reset & base ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blu-scuro:  #1a2b4a;
  --blu-medio:  #2c4a7c;
  --arancione:  #e8401c;
  --arancione-chiaro: #fff0ec;
  --grigio-bg:  #f5f7fa;
  --grigio-bordo: #dde3ec;
  --testo:      #1e293b;
  --testo-muted:#64748b;
  --bianco:     #ffffff;
  --verde:      #16a34a;
  --giallo:     #ca8a04;
  --rosso:      #dc2626;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 25px rgba(0,0,0,.1);
}

html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--testo); background: var(--grigio-bg); line-height: 1.6; }
a { color: var(--blu-medio); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* ── Layout ──────────────────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }
.container--narrow { max-width: 600px; margin: 0 auto; padding: 0 1.25rem; }

/* ── Header ──────────────────────────────────────────────────────── */
.header {
  background: var(--blu-scuro);
  color: var(--bianco);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--bianco);
  letter-spacing: -.5px;
}
.logo span { color: var(--arancione); }
.header__nav { display: flex; gap: 1.5rem; align-items: center; }
.header__nav a { color: rgba(255,255,255,.85); font-size: .9rem; }
.header__nav a:hover { color: var(--bianco); text-decoration: none; }
.header__user {
  font-size: .85rem;
  color: rgba(255,255,255,.7);
  display: flex;
  align-items: center;
  gap: .5rem;
}
.badge-piano {
  background: var(--arancione);
  color: var(--bianco);
  font-size: .7rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 20px;
  text-transform: uppercase;
}

/* ── Bottoni ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .6rem 1.25rem;
  border-radius: var(--radius);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity .15s, transform .1s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { opacity: .88; text-decoration: none; }
.btn:active { transform: scale(.97); }
.btn--primary   { background: var(--arancione); color: var(--bianco); }
.btn--secondary { background: var(--blu-medio);  color: var(--bianco); }
.btn--outline   { background: transparent; color: var(--blu-medio); border: 2px solid var(--blu-medio); }
.btn--ghost     { background: transparent; color: var(--testo-muted); }
.btn--danger    { background: var(--rosso); color: var(--bianco); }
.btn--sm        { padding: .4rem .9rem; font-size: .85rem; }
.btn--lg        { padding: .8rem 1.8rem; font-size: 1.05rem; }
.btn--full      { width: 100%; }
.btn:disabled   { opacity: .45; cursor: not-allowed; }

/* ── Card ─────────────────────────────────────────────────────────── */
.card {
  background: var(--bianco);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--grigio-bordo);
}
.card__header {
  padding: 1rem 1.25rem .75rem;
  border-bottom: 1px solid var(--grigio-bordo);
  font-weight: 600;
  font-size: 1rem;
}
.card__body { padding: 1.25rem; }
.card__footer {
  padding: .75rem 1.25rem;
  border-top: 1px solid var(--grigio-bordo);
  background: var(--grigio-bg);
  border-radius: 0 0 var(--radius) var(--radius);
}

/* ── Form ─────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-size: .875rem; font-weight: 600; margin-bottom: .35rem; color: var(--testo); }
.form-control {
  width: 100%;
  padding: .6rem .85rem;
  border: 1.5px solid var(--grigio-bordo);
  border-radius: var(--radius);
  font-size: .95rem;
  font-family: var(--font);
  background: var(--bianco);
  color: var(--testo);
  transition: border-color .15s;
}
.form-control:focus { outline: none; border-color: var(--blu-medio); }
.form-control:disabled { background: var(--grigio-bg); opacity: .7; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.form-hint { font-size: .8rem; color: var(--testo-muted); margin-top: .25rem; }
.form-error { color: var(--rosso); font-size: .85rem; margin-top: .3rem; }

/* ── Alert ────────────────────────────────────────────────────────── */
.alert {
  padding: .8rem 1rem;
  border-radius: var(--radius);
  font-size: .9rem;
  display: flex;
  align-items: flex-start;
  gap: .5rem;
}
.alert--error   { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert--success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.alert--warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert--info    { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }

/* ── Tabella ──────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead { background: var(--grigio-bg); }
th { font-weight: 600; color: var(--testo-muted); padding: .65rem 1rem; text-align: left; border-bottom: 2px solid var(--grigio-bordo); white-space: nowrap; }
td { padding: .65rem 1rem; border-bottom: 1px solid var(--grigio-bordo); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--grigio-bg); }

/* ── Badge rivendibilità ──────────────────────────────────────────── */
.rv { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: .75rem; font-weight: 600; }
.rv--alta     { background: #dcfce7; color: #166534; }
.rv--media    { background: #fef9c3; color: #854d0e; }
.rv--bassa    { background: #fff7ed; color: #c2410c; }
.rv--critica  { background: #fee2e2; color: #991b1b; }

/* ── Box risultato valutazione ───────────────────────────────────── */
.risultato {
  background: var(--bianco);
  border: 1.5px solid var(--grigio-bordo);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.risultato__header {
  background: var(--blu-scuro);
  color: var(--bianco);
  padding: 1rem 1.25rem;
  font-size: 1.05rem;
  font-weight: 600;
}
.risultato__header small { display: block; font-weight: 400; font-size: .85rem; opacity: .8; margin-top: 2px; }
.risultato__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-bottom: 1px solid var(--grigio-bordo);
}
.prezzo-box {
  padding: 1.25rem;
  text-align: center;
  border-right: 1px solid var(--grigio-bordo);
}
.prezzo-box:last-child { border-right: none; }
.prezzo-box__label { font-size: .75rem; color: var(--testo-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; margin-bottom: .35rem; }
.prezzo-box__valore { font-size: 1.5rem; font-weight: 700; color: var(--testo); }
.prezzo-box--p50 .prezzo-box__valore { color: var(--blu-medio); font-size: 1.75rem; }
.acquisto-box {
  padding: 1rem 1.25rem;
  background: var(--arancione-chiaro);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #fbd0c6;
}
.acquisto-box__label { font-size: .875rem; font-weight: 600; color: #9a2f10; }
.acquisto-box__valore { font-size: 1.75rem; font-weight: 800; color: var(--arancione); }
.risultato__meta {
  padding: .9rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 1.5rem;
  font-size: .85rem;
  color: var(--testo-muted);
  border-bottom: 1px solid var(--grigio-bordo);
}
.meta-item strong { color: var(--testo); font-weight: 600; }
.risultato__footer { padding: .85rem 1.25rem; display: flex; gap: .75rem; flex-wrap: wrap; }

@media (max-width: 560px) {
  .risultato__grid { grid-template-columns: 1fr; }
  .prezzo-box { border-right: none; border-bottom: 1px solid var(--grigio-bordo); }
}

/* ── Paginazione ──────────────────────────────────────────────────── */
.paginazione { display: flex; gap: .5rem; align-items: center; justify-content: center; margin-top: 1.5rem; flex-wrap: wrap; }
.paginazione__btn {
  width: 36px; height: 36px;
  border: 1.5px solid var(--grigio-bordo);
  border-radius: var(--radius);
  background: var(--bianco);
  font-size: .875rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--testo);
}
.paginazione__btn:hover { background: var(--grigio-bg); }
.paginazione__btn--attivo { background: var(--blu-medio); color: var(--bianco); border-color: var(--blu-medio); font-weight: 600; }
.paginazione__info { font-size: .85rem; color: var(--testo-muted); }

/* ── Spinner ──────────────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 3px solid rgba(255,255,255,.4);
  border-top-color: var(--bianco);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
.spinner--dark {
  border: 3px solid var(--grigio-bordo);
  border-top-color: var(--blu-medio);
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Banner cookie ────────────────────────────────────────────────── */
#cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--blu-scuro);
  color: rgba(255,255,255,.9);
  padding: 1rem 1.25rem;
  z-index: 9999;
  box-shadow: 0 -4px 20px rgba(0,0,0,.3);
  display: none;
}
#cookie-banner .cookie-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
#cookie-banner p { font-size: .875rem; flex: 1; min-width: 200px; }
#cookie-banner p a { color: rgba(255,255,255,.75); text-decoration: underline; }
#cookie-banner .cookie-btns { display: flex; gap: .5rem; flex-shrink: 0; }

/* ── Dashboard layout ─────────────────────────────────────────────── */
.dash-layout { display: grid; grid-template-columns: 260px 1fr; gap: 1.5rem; padding: 1.5rem 0; }
@media (max-width: 820px) { .dash-layout { grid-template-columns: 1fr; } }
.dash-sidebar { display: flex; flex-direction: column; gap: .5rem; }
.dash-nav-item {
  display: flex; align-items: center; gap: .65rem;
  padding: .65rem 1rem;
  border-radius: var(--radius);
  color: var(--testo);
  font-size: .9rem;
  cursor: pointer;
  transition: background .12s;
  border: none; background: none; text-align: left; width: 100%;
  text-decoration: none;
}
.dash-nav-item:hover { background: var(--grigio-bg); text-decoration: none; }
.dash-nav-item--attivo { background: #e8f0fe; color: var(--blu-medio); font-weight: 600; }
.dash-nav-item .icon { width: 18px; text-align: center; }
.dash-main { min-width: 0; }

/* ── Piano box ────────────────────────────────────────────────────── */
.piano-box {
  background: var(--grigio-bg);
  border: 1.5px solid var(--grigio-bordo);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
  font-size: .875rem;
}
.piano-box__title { font-weight: 700; color: var(--blu-scuro); margin-bottom: .25rem; }
.piano-box__sub { color: var(--testo-muted); }
.progress-bar-wrap { background: var(--grigio-bordo); border-radius: 20px; height: 6px; margin-top: .5rem; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 20px; background: var(--blu-medio); transition: width .5s; }
.progress-bar--warn { background: var(--arancione); }
.progress-bar--full { background: var(--rosso); }

/* ── Stat card ───────────────────────────────────────────────────── */
.stat-card {
  background: var(--bianco);
  border: 1px solid var(--grigio-bordo);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow);
}
.stat-card__num { font-size: 2rem; font-weight: 800; color: var(--blu-scuro); line-height: 1; }
.stat-card__label { font-size: .8rem; color: var(--testo-muted); font-weight: 500; margin-top: .25rem; }
.grid-stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }

/* ── Landing page ────────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--blu-scuro) 0%, var(--blu-medio) 100%);
  color: var(--bianco);
  padding: 4.5rem 1.25rem;
  text-align: center;
}
.hero h1 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; line-height: 1.2; margin-bottom: 1rem; }
.hero p { font-size: clamp(1rem, 2vw, 1.25rem); opacity: .9; max-width: 600px; margin: 0 auto 2rem; }
.hero__cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.section { padding: 3.5rem 1.25rem; }
.section--grigio { background: var(--grigio-bg); }
.section__title { font-size: clamp(1.35rem, 2.5vw, 1.9rem); font-weight: 700; color: var(--blu-scuro); text-align: center; margin-bottom: .5rem; }
.section__sub { text-align: center; color: var(--testo-muted); max-width: 600px; margin: 0 auto 2.5rem; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
@media (max-width: 768px) { .grid-3 { grid-template-columns: 1fr; } .grid-2 { grid-template-columns: 1fr; } }

.feature-card {
  background: var(--bianco);
  border: 1px solid var(--grigio-bordo);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.feature-card__icon { font-size: 2rem; margin-bottom: .75rem; }
.feature-card__title { font-weight: 700; margin-bottom: .4rem; color: var(--blu-scuro); }
.feature-card__text { color: var(--testo-muted); font-size: .9rem; line-height: 1.6; }

.piano-card {
  background: var(--bianco);
  border: 2px solid var(--grigio-bordo);
  border-radius: var(--radius);
  padding: 1.75rem;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow);
}
.piano-card--featured { border-color: var(--blu-medio); }
.piano-card__badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--blu-medio); color: var(--bianco);
  font-size: .7rem; font-weight: 700; padding: 3px 10px; border-radius: 20px;
  text-transform: uppercase; letter-spacing: .5px; white-space: nowrap;
}
.piano-card__nome { font-weight: 700; font-size: 1.1rem; color: var(--blu-scuro); margin-bottom: .25rem; }
.piano-card__prezzo { font-size: 2.2rem; font-weight: 800; color: var(--blu-scuro); line-height: 1; }
.piano-card__prezzo span { font-size: .9rem; font-weight: 400; color: var(--testo-muted); }
.piano-card__features { list-style: none; margin: 1.25rem 0; text-align: left; font-size: .875rem; }
.piano-card__features li { padding: .35rem 0; border-bottom: 1px solid var(--grigio-bordo); display: flex; gap: .5rem; }
.piano-card__features li:last-child { border-bottom: none; }

.faq-item { border-bottom: 1px solid var(--grigio-bordo); }
.faq-item summary {
  padding: 1rem 0; font-weight: 600; cursor: pointer; color: var(--blu-scuro);
  list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::after { content: '+'; font-size: 1.25rem; font-weight: 300; }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { padding: 0 0 1rem; color: var(--testo-muted); font-size: .9rem; line-height: 1.7; }

/* ── Auth pages ──────────────────────────────────────────────────── */
.auth-wrap { min-height: 100vh; display: flex; flex-direction: column; }
.auth-main { flex: 1; display: flex; align-items: center; justify-content: center; padding: 2rem 1rem; }
.auth-box {
  background: var(--bianco);
  border: 1px solid var(--grigio-bordo);
  border-radius: var(--radius);
  padding: 2.25rem;
  width: 100%; max-width: 420px;
  box-shadow: var(--shadow-lg);
}
.auth-box__title { font-size: 1.5rem; font-weight: 700; color: var(--blu-scuro); margin-bottom: .4rem; }
.auth-box__sub { color: var(--testo-muted); font-size: .9rem; margin-bottom: 1.75rem; }

/* ── Footer ──────────────────────────────────────────────────────── */
footer {
  background: var(--blu-scuro);
  color: rgba(255,255,255,.65);
  padding: 2rem 1.25rem;
  font-size: .85rem;
}
.footer__inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
footer a { color: rgba(255,255,255,.7); }
footer a:hover { color: var(--bianco); }
.footer__links { display: flex; gap: 1.25rem; }

/* ── Utility ──────────────────────────────────────────────────────── */
.mt-1 { margin-top: .5rem; }  .mt-2 { margin-top: 1rem; }  .mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.text-center { text-align: center; }
.text-muted { color: var(--testo-muted); }
.text-sm { font-size: .875rem; }
.d-none { display: none !important; }
.fw-bold { font-weight: 700; }
.gap-1 { gap: .5rem; } .gap-2 { gap: 1rem; }
.flex { display: flex; } .flex-wrap { flex-wrap: wrap; } .align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.w-full { width: 100%; }
.section-title-left { font-size: 1.15rem; font-weight: 700; color: var(--blu-scuro); margin-bottom: 1rem; }

/* ── Filtri storico ──────────────────────────────────────────────── */
.filtri { display: flex; gap: .75rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.filtri .form-control { flex: 1; min-width: 120px; max-width: 220px; }

/* ── Responsive header nav ─────────────────────────────────────────── */
@media (max-width: 640px) {
  .header__nav { gap: .75rem; }
  .header__nav a { font-size: .8rem; }
}